773 PoCs | 119 CISA KEV

tag

Ws-Federation

Microsoft SharePoint Server WS-Federation SecurityContextToken Deserialization → Unauthenticated RCE (CVE-2026-50522) KEV EPSS 85%

CVE-2026-50522 web Patched

CVE-2026-50522webCRITICAL 9.8Patched2026-07-27